html, body{
    margin 0;
    padding 0;
    width 100%;
    height 100%;
}
body{
    background-image: url('../images/window.jpg');
    background-size: auto;
    background-position: center;
    font: 14px 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: #4d4d4d;
    font-smoothing: antialiased;
    font-weight: 300;
}